Category Archives: ESP32

High-Tech Alms Collection With The ESP32

In an ideal world, shop space, tools, and components would be free. But until we get to that Star Trek utopia, hackerspaces will have to rely on donations from the community to help stay afloat. While asking for money, at least you can have some fun with it if you …read more

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Posted in coin acceptor, donations, ESP32, hackerspace, LoRa, Microcontrollers, parts | Leave a comment

A Wedding Gift Fit For A Hardware Hacker

If you read Hackaday on a regular basis, there are some names you will have seen more than once. People who continually produce fascinating and inventive projects that amaze and delight us, and who always keep us coming back for more. One such hacker is [Jeroen Domberg], perhaps better known …read more

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Posted in art, blinky, ESP32, Microcontrollers, sprite_tm, wedding | Leave a comment

New Part Day: The $15 ESP32 With Cellular

Cruise around AliExpress for long enough and you’ll find some interesting new hardware. The latest is the TTGO T-Call, an ESP32 breakout board that also has a cellular modem. Yes, it’s only a 2G modem, but that still works in a lot of places, and the whole thing is $15. …read more

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Posted in 2g, ESP32, Microcontrollers, SIM800, SIM800L, wireless hacks | Leave a comment

ESP32 Gets Advance Windowed Apps Using This VGA GUI Library

We featured [Fabrizio Di Vittorio]’s FabGL library for the ESP32 back in April of this year. This library allows VGA output using a simple resistor based DAC (3 resistors for 8 colors; 6 resistors for 64 colors), and includes functions for PS/2 mouse and keyboard input, a graphics library, and …read more

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Posted in ESP32, FabGL, gui, Microcontrollers, software hacks, vga | Leave a comment

Dry Your Boots With The Internet of Things

If you live somewhere cold, where the rain, snow and slush don’t abate for weeks at a time, you’ve probably dealt with wet boots. On top of the obvious discomfort, this can lead to problems with mold and cause blisters during extended wear. For this reason, boot dryers exist. [mark] …read more

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Posted in boot, boots, ESP32, footwear, misc hacks | Leave a comment

Monitor The Pollution On Your Commute

Commuting through the urban sprawl of a 21st century city brings exposure to significant quantities of pollution. For a Medway Makers member that meant the Isle of Dogs, London, and a drive through the Blackwall Tunnel under the Thames. When you can taste the pollution in the air it’s evident …read more

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Posted in environmental monitoring, ESP32, green hacks, pollution | Leave a comment

A Tetris Clock

We have had no shortage of clock projects over the years, and this one is entertaining because it spells the time out using Tetris-style blocks. The project looks good and is adaptable to different displays. The code is on GitHub and it relies on a Tetris library that has been …read more

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Posted in Arduino Hacks, clock, clock hacks, ESP32, tetris | Leave a comment

Captivating ESP32 Camera Hack

You can never have enough DIY devices at home, so when you look at an ESP32 module that comes with the camera, you automatically start getting ideas. [Daniel Padilla] wanted a way to deploy DIY camera modules without the hassle of configuring them so he made one that …read more

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Posted in camera, ESP32, ESP32 camera, hardware, misc hacks | Leave a comment

Turbo Subaru Gets DIY Gauges

For the average motorist, the speedometer and the fuel indicator are the primary gauges of interest. Owners of performance or modified cars tend to like having more information on the way the car is running. [JustinN1] is firmly in that camp, and built some WiFi-enabled gauges for his Subaru WRX …read more

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Posted in automotive, car hacks, ESP32, gauge, gauges, instrument cluster | Leave a comment

Eurorack Synth Module Runs On ESP32

The ESP32 is well known for both its wireless communication abilities, as well as the serious amount of processing power it possesses for a microcontroller platform. [Robert Manzke] has leveraged the hardware to produce a Eurorack audio synthesis platform with some serious capabilities.

Starting out as a benchmarking project, [Robert] …read more

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Posted in 2019 Hackaday Prize, ESP32, synth, synthesizer, The Hackaday Prize | Leave a comment